/* Copyright (c) 2012, Knowledge Media Institute
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of the <organization> nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package uk.ac.open.kmi.fusion.util;

import java.text.ParseException;
import java.util.Date;

import org.apache.commons.lang.time.DateUtils;

public class KnoFussDateUtils {
	
	public static final String[] dateFormats = {
		"yyyy-MM-dd'T'HH:mm:ss",
		"yyyy-MM-dd",
		"MMMM dd, yyyy",
		"M/d/yy",
		"MMM d, yyyy",
		"yyyy"
	};
	
	
	private KnoFussDateUtils() {
		
	}
	
	public static Date parseDate(String value) throws ParseException {
		
		return DateUtils.parseDate(value, dateFormats);
		
	}
	
	public static boolean isDate(String value) {
		try {
			parseDate(value);
			return true;
		} catch(ParseException e) {
			return false;
		}
	}

}
